77 lines
2.8 KiB
C++
Executable File
77 lines
2.8 KiB
C++
Executable File
/************************************************************************
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* Copyright (c) 2005-2006 tok@openlinux.org.uk *
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* *
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* This software is provided as-is, without any express or implied *
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* warranty. In no event will the authors be held liable for any *
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* damages arising from the use of this software. *
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* *
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* Permission is granted to anyone to use this software for any purpose, *
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* including commercial applications, and to alter it and redistribute *
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* it freely, subject to the following restrictions: *
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* *
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* 1. The origin of this software must not be misrepresented; you must *
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* not claim that you wrote the original software. If you use this *
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* software in a product, an acknowledgment in the product documentation *
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* would be appreciated but is not required. *
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* *
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* 2. Altered source versions must be plainly marked as such, and must *
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* not be misrepresented as being the original software. *
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* *
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* 3. This notice may not be removed or altered from any source *
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* distribution. *
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************************************************************************/
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#ifndef SAMPLE_CACHE_H
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#define SAMPLE_CACHE_H
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#include <SDL_mixer.h>
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#include <map>
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#include "Singleton.h"
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#include "SmallObj.h"
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namespace Audio {
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class SampleType_MixChunk : public Loki::SmallObject<> {
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public:
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SampleType_MixChunk(Uint8 *mem, Mix_Chunk *ch) : memory(mem), chunk(ch) {}
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~SampleType_MixChunk() {
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delete [] memory;
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Mix_FreeChunk(chunk);
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}
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Uint8 *memory;
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Mix_Chunk *chunk;
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private:
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SampleType_MixChunk(const SampleType_MixChunk & other);
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SampleType_MixChunk() : memory(0), chunk(0) {}
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};
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typedef size_t SampleKeyType;
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template < typename K, typename V >
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class Cache {
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public:
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~Cache() {
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clear;
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}
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void clear();
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typedef std::map< K, V > CacheMapType;
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V operator[](K k) { return m_map[k]; }
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void add(K k, V v) { m_map.insert(std::make_pair<K, V>(k, v)); }
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private:
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CacheMapType m_map;
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};
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typedef Cache< SampleKeyType, SampleType_MixChunk* > SampleCache;
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template<> void SampleCache::clear() {
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for (CacheMapType::iterator i = m_map.begin(); i != m_map.end(); i++) {
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delete i->second;
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}
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m_map.clear();
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}
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typedef Loki::SingletonHolder< SampleCache> SampleCacheHolder;
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}
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#endif
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